<template>
  <div class="search-history">
    <van-cell title="搜索历史">
      <div v-if="isDeleteShow">
        <span @click="$emit('clear-search-histories')">全部删除</span>&nbsp;
        <span @click="isDeleteShow = false">完成</span>
      </div>
      <van-icon name="delete" v-else @click="isDeleteShow = true"/>
      </van-cell>
        <van-cell 
        v-for="(item, index) in searchHistories" 
        :key="index" 
        :title="item"
        @click="onSearchItemClick(item, index)"
        >
        <van-icon name="close" v-if="isDeleteShow"/>
      </van-cell>
  </div>
</template>

<script>
export default {
  name: 'searchHistory',
  data (){
    return {
      isDeleteShow: false, // 控制删除显示状态
    }
  },
  props: {
    searchHistories: {
      type: Array,
      required: true,
    }
  },
  methods: {
    // 删除项点击操作
    onSearchItemClick (item, index){
      if (this.isDeleteShow){
        // 删除状态，删除历史记录数据
        this.searchHistories.splice(index, 1)
      } else {
        // 非删除状态，直接进入搜索
        this.$emit('search', item)
        console.log(item)
      }
    }
  },
}
</script>

<style lang="less" scoped>
</style>
